Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
patrickinsulation.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 20:29:13 UTC · ↺ Refresh
MX Hostnames
- patrickinsulation-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 104.21.37.25
- 172.67.203.74
- 2606:4700:3032::ac43:cb4a
- 2606:4700:3031::6815:2519
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
paul.ns.cloudflare.com
ivy.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:4.151.126.158 include:spfa.cpmails.com include:spf.protection.outlook.com include:spf-us.emailsignatures365.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; sp=none; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- apple-domain-verification=0pk9eQNYRFlcv5sZ
- smartsheet-site-validation=uuP0RMjGPqXNM0Z425RYKyDdf7SrEkpg
- SPFv=spf1 ip4:4.151.126.158 include:spfa.cpmails.com include:spf.protection.outlook.com include:spf-us.emailsignatures365.com -all
- MS=ms70164417
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